State the null and alternative hypotheses for each of the following research que

Question

State the null and alternative hypotheses for each of the following research questions. (a) You want to show an increase in buying and selling of single - family homes this year when compared with last year's rate (b) You are testing a new recipe for "low - fat" cheesecake and expect to find that its taste is not as good as traditional cheesecake. You are trying to show that music lessons have a positive effect on a child's self-esteem. (d) You are investigating the relationship between a person's gender and the automobile he or she drives-specifically you that males tend to drive truck-type vehicles more than females do.

Explanation / Answer

(a) H0 : Rate of buying and selling in this year is same as in the previous year

Ha : Rate of buying and selling this year is greater than that in the pervious year.

(b) H0 : Taste of "low fat " cheesecake is same as the traditional cheesecake

Ha : Taste of "low fat" cheesecake is worse than the traditional cheesecake

(c) H0 : Music lessons does not affect child's self esteem

Ha : Music lessons increases child's self esteem

(d) H0: Males tend to drive truck type vehicles same as femals tend to do

Ha : Males tend drive truck type vehicles more than females tend to do

TY!

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